Home / 3,743,728.07-5,165,900.15-2,112,040.17

Finding the Fourth Proportional to 3,743,728.07, 5,165,900.15 and 2,112,040.17

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Solution

The fourth proportional to 3,743,728.07, 5,165,900.15 and 2,112,040.17 is: 2,914,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,728.07 : 5,165,900.15 = 2,112,040.17 : x
  2. Step 2: Convert to fraction form
    3,743,728.07/5,165,900.15 = 2,112,040.17/x
  3. Step 3: Cross multiply
    3,743,728.07x = 5,165,900.15 × 2,112,040.17
  4. Step 4: Simplify right side
    3,743,728.07x = 10,910,588,620,448.82
  5. Step 5: Solve for x
    x = 10,910,588,620,448.82/3,743,728.07
  6. Step 6: Final answer
    x = 2,914,364.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.